National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Mostly Cloudy

6°F

-14°C

Humidity 73%
Wind Speed NW 7 mph
Barometer 30.50 in (1034.2 mb)
Dewpoint -1°F (-18°C)
Visibility 9.00 mi
Wind Chill-6°F (-21°C)
Last update 31 Jan 7:54 am CST
Extended Forecast for

Mackinaw IL

  • Today

    Today: A chance of flurries before 9am. Mostly sunny, with a high near 23. Wind chill values between -7 and 3. North northwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 23 °F

    Chance
    Flurries

  • Tonight

    Tonight: Mostly clear, with a low around 3. Wind chill values between -4 and 1. Northwest wind around 6 mph becoming calm in the evening.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: A 40 percent chance of snow after noon. Partly sunny, with a high near 25. Wind chill values between -3 and 7. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 25 °F

    Partly Sunny
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17. South southwest wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 17 °F

    Chance Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32. West wind 5 to 7 mph.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19. Light and variable wind.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 29. North northeast wind 3 to 7 mph.

    High: 29 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of flurries before 9am. Mostly sunny, with a high near 23. Wind chill values between -7 and 3. North northwest wind 7 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 3. Wind chill values between -4 and 1. Northwest wind around 6 mph becoming calm in the evening.
Sunday
A 40 percent chance of snow after noon. Partly sunny, with a high near 25. Wind chill values between -3 and 7. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
A 40 percent chance of snow before midnight. Mostly cloudy, with a low around 17. South southwest wind 5 to 8 mph, with gusts as high as 17 mph.
Monday
Partly sunny, with a high near 32. West wind 5 to 7 mph.
Monday Night
Mostly cloudy, with a low around 19. Light and variable wind.
Tuesday
Mostly cloudy, with a high near 29. North northeast wind 3 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 11.
Wednesday
Mostly sunny, with a high near 27.
Wednesday Night
Partly cloudy, with a low around 8.
Thursday
Partly sunny, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mackinaw IL
 40.54°N 89.36°W (Elev. 650 ft)
Last Update:
6:36 am CST Jan 31, 2026
Forecast Valid:
8am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation